你可以打 反手 拍使旋轉(zhuǎn)更厲害.You can spin it more with a backhand ( shot ) .轉(zhuǎn)臺中有一很重的球使旋轉(zhuǎn)并有一堅固的鐵制基座.It is equipped with heavy - duty ball bearings and rests on a heavy, stable cast - iron base.雙擊對象,使旋轉(zhuǎn)點移到對象的中心.Double - click an object...